import { get } from '../utils/request';
import { PostDetail, CollectionDetail } from './type';
import { RequestTaskQueue } from './fetch-post';

const collectionDetailRequestTaskQueue = new RequestTaskQueue<
  { collectionId: number },
  PostDetail
>(async (
  collectionIds: { collectionId: number }[]
) => {
  const res: any = await get(
    '//www.lofter.com/spread/collectionShowAct/getCollectionDetail',
    {
      'collectionIds': collectionIds.map(({ collectionId }) => collectionId).join(',')
    }
  )
  const fakePostList = res.data.collections.map((collection: CollectionDetail) => {
    return {
      id: collection.id,
      originType: 'collection', 
      classifyType: 2,
      firstImage: {
        orign: collection.coverUrl //此处服务端字段有错误，得延续这个错误
      },
      collectionCountView: {
        postCount: collection.postCount,
        viewCount: collection.viewCount,
      },
      collectionType: collection.collectionType,
      title: collection.name,
      digest: collection.description,
      blogInfo: collection.blogInfo,
      postPageUrl: `https://www.lofter.com/front/blog/collection/share?collectionId=${collection.id}`
    }
  })
  const collectionsIdMap = fakePostList.reduce((idMap, detail) => {
    idMap[detail.id] = detail;
    return idMap;
  }, {});
  return collectionIds.map(({ collectionId }) => collectionsIdMap[collectionId]);
}, 50);

export function fetchCollectionDetail (collectionId: number) {
  return new Promise<PostDetail>((resolve) => {
    collectionDetailRequestTaskQueue.add({
      data: { collectionId },
      callback: resolve
    })
  })
}